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Ultra High Molecular Weight Polyethylene (UHMW-PE) sheets

Ultra High Molecular Weight Polyethylene (UHMW-PE) sheets

Ultra High Molecular Weight Polyethylene (UHMW-PE) is a specialized plastic material with a molecular weight of over 3 million g/mol, making it one of the most durable thermoplastics available. With remarkable resistance to abrasion, low friction properties, and superior impact strength, UHMW plastic sheets are ideal for applications where high wear and tear are expected. In addition to its mechanical properties, resistant to chemicals, moisture, and a variety of harsh environments. It’s widely used in industries such as material handling, food processing, mining, and manufacturing, offering reliable performance across various sectors.
PolyDX Plastic Ultra High Molecular Weight Polyethylene (UHMW-PE)

Features

Wear Resistance: UHMW-PEplastic is renowned for its superior abrasion resistance, making it ideal for high-wear applications such as chutes, conveyors, and liners. It significantly reduces maintenance costs by extending the life of machinery and equipment.
Low Friction: UHMW-PE has a very low coefficient of friction (typically between 0.05 and 0.10), which helps reduce wear on both the UHMW-PE material and the surfaces it contacts. This makes it ideal for moving parts and conveyor systems.
High Impact Strength: UHMW-PE plastic exhibits excellent resistance to impact and shock loading, making it suitable for high-stress environments. It’s tough enough to withstand sudden impacts and dynamic loading without cracking or breaking.
Chemical Resistance: UHMW-PE is resistant to a wide range of chemicals, including acids, alkalis, and solvents, which allows it to perform reliably in harsh environments like chemical processing and wastewater management.
Non-toxic & FDA Approved: UHMW-PE is non-toxic, making it safe for use in food processing applications. It also meets FDA standards for food contact materials, ensuring safety in food-related industries.
Self-lubricating: The natural low friction properties of UHMW-PE reduce the need for external lubricants, saving on operational costs and maintenance. It provides smooth operation in many machinery applications without additional lubrication.
Temperature Resistance: UHMW-PE maintains its properties in a wide temperature range, typically between -100°C to +80°C. It performs well in both low-temperature and high-temperature environments, making it versatile in many industries.

Applications

Material Handling & Conveyors: is widely used in material handling systems, such as conveyor belts, hoppers, and chutes. Its low friction reduces material wear and tear, ensuring smooth operation.
Mining & Bulk Handling: is used as a liner material in mining equipment, reducing friction and wear in chutes, hoppers, and storage silos. It helps in the transportation of materials like coal, gravel, and ores, increasing efficiency.
Food Processing & Packaging: UHMW-PE plastic sheets are used in food processing equipment such as conveyor guides, chutes, and packaging machinery. They are FDA-approved, making them suitable for contact with food products.
Marine Applications: UHMW-PE is highly resistant to water and UV radiation, which makes it ideal for marine applications. It’s used in boat docks, fenders, and various marine equipment that require resistance to water, salt, and environmental wear.
Medical & Pharmaceutical: The biocompatibility and non-toxicity of UHMW make it suitable for medical devices, surgical tools, and implants. It is used in prosthetics and as a lining in medical equipment to reduce friction.
Automotive & Aerospace: UHMW-PE plastic is used for making components like wear strips, bushings, and seals in the automotive and aerospace industries, where durability and low friction are essential.
Construction & Heavy Equipment: UHMW is used in heavy-duty equipment in construction, such as excavators, crushers, and loaders, due to its toughness and ability to resist abrasive wear and impact.

Regulatory

FDA Compliance: UHMW-PE plastic sheets used in food processing and packaging must comply with FDA regulations for food contact materials. In Canada, the material must also meet the guidelines set by Health Canada for food safety.
Chemical Safety & Environmental Standards: UHMW-PE plastic is highly resistant to chemicals and moisture, but it must be disposed of properly as it is not biodegradable. Companies should follow Canadian environmental regulations regarding plastic recycling and disposal.
Workplace Safety Regulations: UHMW-PE plastic materials used in industrial applications must comply with the Canadian Centre for Occupational Health and Safety (CCOHS) standards. This includes ensuring that no hazardous materials or conditions are created during the manufacturing, fabrication, or handling of UHMW-PE.
UL/ASTM Standards: UHMW-PE materials must also meet UL (Underwriters Laboratories) and ASTM (American Society for Testing and Materials) standards for safety, mechanical properties, and fire resistance, depending on the application.

Physical Properties

  • Density: 0.93 – 0.97 g/cm³
  • Tensile Strength: 25 – 40 MPa
  • Elongation at lireak: 200% – 600%
  • Flexural Modulus: 700 – 1,000 MPa
  • Hardness (Shore D): 60 – 65
  • Service Temperature Range: -100°C to +80°C
  • Melting Point: ~130°C
  • Coefficient of Friction: 0.05 – 0.10
  • Impact Strength: Very high; superior to standard HDPE/LDPE
  • Water Alisorption: Extremely low (~0.01%)

Standard Sizes

Thickness: UHMW-PE sheets come in thicknesses ranging from 0.062 inches (1.6 mm) to 4 inches (100 mm), with custom thicknesses available upon request.
Width: The standard width is typically 48 inches (1220 mm), though wider sheets (up to 60 inches or 1525 mm) are available.
Length: UHMW-PE sheets are available in lengths from 96 inches (2440 mm) to 120 inches (3050 mm), with custom lengths available based on customer needs.
Custom Sizes & Colors: Custom-cut sizes and colors are available. Standard colors are typically natural (white) or black, but custom colors (e.g., blue, green) can be produced for branding or specific
applications.   

Related Pages

  

Note: This data is provided for guidance only. Performance must be verified by the user under actual application conditions.

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